All Alton Evolution roof vents are supplied with solar powered automatic openers that can be adjusted to operate at varying temperatures to ensure good ventilation and promote healthy growth -See above for the number that are included with this model - add more as required

Our price inc VAT:&nbsp£89.00List price: £118

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Louvre Vents

Louvre vents are essential for drawing in fresh air that not only cools the greenhouse but also helps reduce problems such as powdery mildew and damping-off

Louvre vents are supplied in a matching 'Moss' powder coated paint finish - See above for the number that are included with this model - add more as required

Our price inc VAT:&nbsp£126.00List price: £168

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Automatic Louvre Vent Openers

To regulate ventilation while you are away you can fit adjustable solar powered openers

The wax filled cylinder expands when the temperature rises and so opens the vent

Our price inc VAT:&nbsp£44.00

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Internal Roller Blinds

High quality roller blinds, approximately 2'0 wide, that are mounted on the inside of the greenhouse - either at the ridge to shade the roof or at the eaves to shade the greenhouse sides